Skip to content
Celebrating 50 years of Trusted Marine Service
50 years of Trusted Marine Service

Fasteners & Mounting

Marine Fasteners & Mounting Hardware - Stainless Steel Screws, Bolts & Brackets

Premium marine-grade fasteners and mounting hardware designed for the harsh saltwater environment. Our comprehensive selection of corrosion-resistant fasteners, brackets, and mounting solutions ensures secure, long-lasting installations for all your marine projects, from deck hardware installation to electronics mounting and equipment upgrades.

Stainless Steel Fasteners

  • Marine Screws - 304 and 316 stainless steel wood screws, sheet metal screws, and self-tapping screws
  • Machine Screws & Bolts - Hex head bolts, carriage bolts, socket head cap screws, and machine screws
  • Nuts & Washers - Hex nuts, lock nuts, nylon insert nuts, flat washers, and lock washers
  • Threaded Rod - All-thread rod for custom mounting applications
  • Specialty Fasteners - Pan head, flat head, oval head, and button head configurations

Mounting Brackets & Hardware

  • Electronics Brackets - Mounting brackets for GPS, fishfinders, radios, and navigation equipment
  • Antenna Mounts - Rail mounts, deck mounts, and adjustable antenna brackets
  • Rod Holder Mounts - Bases and brackets for fishing rod holders
  • Accessory Brackets - Universal mounting brackets for lights, speakers, and equipment
  • Adjustable Mounts - Swivel and tilt brackets for flexible positioning

Deck Hardware Mounting

  • Backing Plates - Stainless steel and aluminum backing plates for load distribution
  • Mounting Pads - Teak and synthetic pads for cleat and hardware mounting
  • Deck Bases - Flush-mount and surface-mount bases for various hardware
  • Through-Deck Fittings - Sealed fittings for watertight deck penetrations

Rivets & Blind Fasteners

  • Pop Rivets - Aluminum and stainless steel blind rivets for one-sided installations
  • Rivet Tools - Hand riveters and pneumatic rivet guns
  • Structural Rivets - High-strength rivets for critical applications

Adhesives & Sealants

  • Marine Adhesives - Epoxy, polyurethane, and methacrylate adhesives for bonding
  • Sealants - Silicone, polysulfide, and polyurethane sealants for watertight seals
  • Thread Lockers - Anaerobic adhesives to prevent fastener loosening
  • Anti-Seize - Lubricants to prevent galling and corrosion on threads

Key Features

  • Corrosion-Resistant - 304 and 316 stainless steel resists saltwater corrosion and oxidation
  • Marine-Grade Quality - Specifically designed for harsh marine environments
  • Complete Selection - Full range of sizes and types for any marine application
  • Professional Results - Quality fasteners ensure secure, reliable installations
  • Long Service Life - Superior materials provide years of trouble-free performance

Essential hardware for boat maintenance, repairs, and upgrades. From simple screw replacements to complex mounting installations, proper marine-grade fasteners ensure your equipment stays securely attached and corrosion-free. Choose 316 stainless steel for maximum corrosion resistance in saltwater applications, or 304 stainless for freshwater and less demanding environments.

Filters

$
$

Volvo Penta Hexagon Screw 191844

$18.60 - $18.60
$18.60
$18.60
$18.60 - $18.60
$18.60
Only 1 left!

Volvo Penta 191844 is a genuine OEM hexagon screw used in Volvo Penta marine propulsion applications. Volvo Penta's own parts catalog identifies 19...

View full details
$18.60 - $18.60
$18.60
$18.60
$18.60 - $18.60
$18.60
Sold out

Mercury MerCruiser Keyed Washer 18323

$37.34 - $37.34
$37.34
$37.34 - $37.34
$37.34
Out of stock

Mercury MerCruiser Quicksilver 18323 is a genuine keyed tab washer used in selected Mercury and MerCruiser assemblies where a keyed locking washer ...

View full details
$37.34 - $37.34
$37.34
$37.34 - $37.34
$37.34
Sold out

MerCruiser Washer – 895146

$5.10 - $5.10
$5.10
$5.10
$5.10 - $5.10
$5.10
in stock

Genuine MerCruiser OEM Washer – Part No. 895146Keep your MerCruiser engine assembled to factory specification with the genuine MerCruiser OEM Washe...

View full details
$5.10 - $5.10
$5.10
$5.10
$5.10 - $5.10
$5.10

Volvo Penta Screw – 855605

$5.10 - $5.10
$5.10
$5.10
$5.10 - $5.10
$5.10
Only 4 left!

Volvo Penta OEM Screw – 855605Genuine Volvo Penta OEM screw for Volvo Penta marine engine and sterndrive applications. Used to secure engine covers...

View full details
$5.10 - $5.10
$5.10
$5.10
$5.10 - $5.10
$5.10

Volvo Penta Hexagon Nut – 955806

$0.00 - $0.00
$0.00
$9.98
$9.98 - $9.98
$9.98
Only 4 left!

Volvo Penta OEM Hexagon Nut – 955806Genuine Volvo Penta OEM hexagon nut for Volvo Penta marine engine and sterndrive applications. Used to secure e...

View full details
$0.00 - $0.00
$0.00
$9.98
$9.98 - $9.98
$9.98

Volvo Penta Hexagon Screw – 959968

$12.70 - $12.70
$12.70
$12.70
$12.70 - $12.70
$12.70
Only 4 left!

Volvo Penta 959968 is a genuine OEM hexagon screw used in select Volvo Penta marine engine and sterndrive applications. Public Volvo Penta dealer l...

View full details
$12.70 - $12.70
$12.70
$12.70
$12.70 - $12.70
$12.70

Volvo Penta Engine Drain Plug – 21114522

$7.30 - $7.30
$7.30
$7.30
$7.30 - $7.30
$7.30
in stock

Volvo Penta 21114522 is a genuine OEM engine cooling / manifold water drain plug used on selected Volvo Penta marine engines. Current dealer listin...

View full details
$7.30 - $7.30
$7.30
$7.30
$7.30 - $7.30
$7.30

Volvo Penta Washer – 955893

$0.00 - $0.00
$0.00
$0.50
$0.50 - $0.50
$0.50
in stock

Volvo Penta OEM Washer – 955893Genuine Volvo Penta OEM washer for use across Volvo Penta marine engine and sterndrive applications. Used as a seali...

View full details
$0.00 - $0.00
$0.00
$0.50
$0.50 - $0.50
$0.50

PCM Nut R017072

$94.10 - $94.10
$94.10
$94.10
$94.10 - $94.10
$94.10
Only 1 left!

Secure the transmission output flange and maintain proper drivetrain connection with the PCM 40A Transmission Output Flange Nut (1.23:1 Ratio). Thi...

View full details
$94.10 - $94.10
$94.10
$94.10
$94.10 - $94.10
$94.10

PCM Cylinder Head -Exhaust Manifold Stud R031035.

$11.59 - $11.59
$11.59
$11.59
$11.59 - $11.59
$11.59
in stock

Secure the exhaust manifold to the cylinder head with the PCM Cylinder Head / Exhaust Manifold Stud R031035. This genuine Pleasurecraft Marine (PCM...

View full details
$11.59 - $11.59
$11.59
$11.59
$11.59 - $11.59
$11.59

PCM 6.0L Short Elbow -Manifold Stud R031036

$13.91 - $13.91
$13.91
$13.91
$13.91 - $13.91
$13.91
Only 4 left!

Secure the exhaust elbow to the manifold with the PCM 6.0L Short Elbow / Manifold Stud R031036. This genuine Pleasurecraft Marine / Crusader OEM st...

View full details
$13.91 - $13.91
$13.91
$13.91
$13.91 - $13.91
$13.91

PCM Exhaust Elbow - Manifold Stud R031037

$14.94 - $14.94
$14.94
$14.94
$14.94 - $14.94
$14.94
Only 4 left!

Secure the exhaust elbow to the manifold with the PCM Exhaust Elbow / Manifold Stud R031037. This genuine Pleasurecraft Marine (PCM) OEM stud is de...

View full details
$14.94 - $14.94
$14.94
$14.94
$14.94 - $14.94
$14.94

Mercury MerCruiser Stud 898101943

$16.85 - $16.85
$16.85
$16.85
$16.85 - $16.85
$16.85
Only 3 left!

OEM Stud for Mercury MerCruiser Marine Engines Genuine Mercury MerCruiser stud provides secure fastening for engine components, ensuring proper ass...

View full details
$16.85 - $16.85
$16.85
$16.85
$16.85 - $16.85
$16.85

Mercury MerCruiser Screw Kit 8M0058388

$18.97 - $18.97
$18.97
$18.97
$18.97 - $18.97
$18.97
Only 2 left!

Restore proper gearcase sealing during lower unit service with the Mercury MerCruiser Screw Kit 8M0058388. This genuine Mercury Marine OEM screw ki...

View full details
$18.97 - $18.97
$18.97
$18.97
$18.97 - $18.97
$18.97

Mini T-Bolt | G5AB-08

$3.96 - $3.96
$3.96
$3.96
$3.96 - $3.96
$3.96
in stock

High-quality mini T-bolt engineered for reliable performance in marine applications. This precision-manufactured T-bolt provides secure fastening f...

View full details
$3.96 - $3.96
$3.96
$3.96
$3.96 - $3.96
$3.96

Cummins Stud | 3919666

$40.51 - $40.51
$40.51
$40.51
$40.51 - $40.51
$40.51
in stock

Genuine Cummins OEM stud engineered for reliable performance in marine diesel engines. This precision-manufactured stud ensures proper clamping for...

View full details
$40.51 - $40.51
$40.51
$40.51
$40.51 - $40.51
$40.51

Hose Clamp 10.5mm-12mm | G5AB-11

$4.84 - $4.84
$4.84
$4.84
$4.84 - $4.84
$4.84
in stock

Precision hose clamp designed for 10.5mm to 12mm diameter hoses and tubing. This reliable clamp provides secure, leak-free connections for fuel lin...

View full details
$4.84 - $4.84
$4.84
$4.84
$4.84 - $4.84
$4.84

Mini T-Bolt ABA Clamp

$4.58 - $4.58
$4.58
$4.58
$4.58 - $4.58
$4.58
in stock

Heavy-duty mini T-bolt ABA clamp engineered for secure, high-pressure connections in marine applications. Precision-machined construction provides ...

View full details
$4.58 - $4.58
$4.58
$4.58
$4.58 - $4.58
$4.58

Yamaha Hexagon Bolt - OEM Part 90105-10M00-00

$14.61 - $14.61
$14.61
$14.61
$14.61 - $14.61
$14.61
Only 1 left!

Genuine Yamaha OEM hexagon bolt (663 series). Factory-authorized marine hardware designed for precision fit and corrosion resistance. OEM Part Numb...

View full details
$14.61 - $14.61
$14.61
$14.61
$14.61 - $14.61
$14.61

Volvo Penta Hexagon Nut 60112771

$10.00 - $10.00
$10.00
$10.00
$10.00 - $10.00
$10.00
Only 4 left!

Genuine Volvo Penta hexagon nut manufactured to OEM specifications for marine applications. Precision-engineered fastener designed for reliable per...

View full details
$10.00 - $10.00
$10.00
$10.00
$10.00 - $10.00
$10.00

Hexagon Screw - Volvo Penta OEM Part 940136

$3.10 - $3.10
$3.10
$3.10
$3.10 - $3.10
$3.10
Only 4 left!

Volvo Penta OEM hexagon screw part number 940136 designed for reliable engine assembly. This precision-engineered hex head screw provides secure fa...

View full details
$3.10 - $3.10
$3.10
$3.10
$3.10 - $3.10
$3.10

Hexagon Screw - Volvo Penta OEM Part 940186

$2.20 - $2.20
$2.20
$2.20
$2.20 - $2.20
$2.20
Only 4 left!

Volvo Penta OEM hexagon screw part number 940186 designed for reliable engine assembly. This precision-engineered hex head screw provides secure fa...

View full details
$2.20 - $2.20
$2.20
$2.20
$2.20 - $2.20
$2.20

Washer - Volvo Penta OEM Part 942551

$2.30 - $2.30
$2.30
$2.30
$2.30 - $2.30
$2.30
Only 4 left!

Volvo Penta OEM washer part number 942551 designed for reliable engine assembly. This precision-engineered washer provides proper load distribution...

View full details
$2.30 - $2.30
$2.30
$2.30
$2.30 - $2.30
$2.30

Volvo Penta Engine Locating Pin 950542

$0.30 - $0.30
$0.30
$0.30 - $0.30
$0.30
Only 4 left!

Volvo Penta 950542 is a genuine OEM pin used in a wide range of Volvo Penta engine assemblies. Current parts references consistently list it as an ...

View full details
$0.30 - $0.30
$0.30
$0.30 - $0.30
$0.30